Ticket #27942: unit-tests.27942.diff

new file tests/phpunit/tests/formatting/SanitizeOption.php

@@ +1 @@
+<?php
+
+/**
+ * @group formatting
+ */
+class Tests_Formatting_SanitizeOption extends WP_UnitTestCase {
+        // #27942
+        function test_sanitize_option() {
+                $options = array(
+                        'blogname' => array(
+                                '<Hello><World>',
+                                'This is a regular blog name',
+                                '<span><em>Some HTML tags</em></span>'
+                        ),
+                );
+
+                $expected = array(
+                        'blogname' => array(
+                                '&lt;Hello&gt;&lt;World&gt;',
+                                'This is a regular blog name',
+                                '&lt;span&gt;&lt;em&gt;Some HTML tags&lt;/em&gt;&lt;/span&gt;'
+                        ),
+                );
+
+                foreach ( $options as $option_name => $values ) {
+                        foreach ( $values as $key => $value ) {
+                                $this->assertEquals( $expected[ $option_name ][ $key ], sanitize_option( $option_name, $value ) );
+                        }
+                }
+        }
+}